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Is there a way to list pip dependencies/requirements?
... 18.1.
To get the output without cluttering your current directory on Linux use
pip download [package] -d /tmp --no-binary :all: -v
-d tells pip the directory that download should put files in.
Better, just use this script with the argument being the package name to get only the dependencies as...
Get lengths of a list in a jinja2 template
...ave {{products|length}} products</span>
You can also use this syntax in expressions like
{% if products|length > 1 %}
jinja2's builtin filters are documented here; and specifically, as you've already found, length (and its synonym count) is documented to:
Return the number of items...
Mixing a PHP variable with a string literal
...answered Mar 20 '11 at 13:55
alexalex
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std::string to char*
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@Kerrek SB: It was an example, would use a smart pointer in real code, or more likely avoid this c_str madness completely.
– orlp
Sep 8 '11 at 17:37
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How can I convert an RGB image into grayscale in Python?
...= rgb2gray(img)
plt.imshow(gray, cmap=plt.get_cmap('gray'), vmin=0, vmax=1)
plt.show()
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Url decode UTF-8 in Python
...ch handles decoding from percent-encoded data to UTF-8 bytes and then to text, transparently:
from urllib.parse import unquote
url = unquote(url)
Demo:
>>> from urllib.parse import unquote
>>> url = 'example.com?title=%D0%BF%D1%80%D0%B0%D0%B2%D0%BE%D0%B2%D0%B0%D1%8F+%D0%B7%D0%...
Java and SQLite [closed]
...rm JDBC driver which uses embedded native SQLite libraries on Windows, Linux, OS X, and falls back to pure Java implementation on other OSes: https://github.com/xerial/sqlite-jdbc (formerly zentus)
Another Java - SWIG wrapper. It only works on Win32. http://rodolfo_3.tripod.com/index.html
sqlite-jav...
What is the Oracle equivalent of SQL Server's IsNull() function?
... only caveat is that it doesn't necessarily perform as fast as native syntax.
– OMG Ponies
Aug 19 '10 at 17:33
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How do you get the width and height of a multi-dimensional array?
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You use Array.GetLength with the index of the dimension you wish to retrieve.
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jquery-ui sortable | How to get it work on iPad/touchdevices?
... This works on Android tablet too. Specifically tested on a Samsung Galaxy tab 10.1 on Android 3.1.
– absynce
Jan 10 '12 at 20:50
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